| 摘要 |
<p>A golf club (10) has an elongated shaft (11) connected to a head (12) at a point where a line extrapolated from the axis of the shaft (11) passes through the centre of gravity of the head (12). The head (12) has a striking surface (13) that is convexly curved about the longitudinal axis of the head (17) and about the transverse axis of the head (17).</p> |
